The China-based FAST, the world's largest single-dish radio telescope, has discovered three new pulsars, the National Astronomical Observatories of China (NAOC) announced Tuesday.

Details of the pulsar #1 discovered by China's FAST radio telescope. /Chinese Academy of Sciences Photo

Details of the pulsar #1 discovered by China's FAST radio telescope. /Chinese Academy of Sciences Photo

Pulsar observation is very important as it can be used to confirm the existence of gravitational radiation and black holes. In addition, it can help solve many other major questions in physics.  

The FAST telescope /China Daily

The FAST telescope /China Daily

Located in a naturally-formed deep and round karst depression in southwest China's Guizhou Province, the FAST has a receiving area equivalent to about 30 football fields.